OOIR: Observatory of International Research

Papers

(The TQCC of Electronic Journal of Linear Algebra is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
The angular spectrum of the $\boldsymbol{3\times 3}$ copositive cone	16
Recovering the characteristic polynomial of a graph from entries of the adjugate matrix	7
Generalized Commutators and the Moore-Penrose Inverse	6
On the sum of the k largest absolute values of Laplacian eigenvalues of digraphs	6
The Moore-Penrose inverse of the distance matrix of a helm graph	6
Decompositions of matrices into a sum of invertible matrices and matrices of fixed nilpotence	5
Group inverses of matrices of directed trees	4
Remarks on "Comparison between the Laplacian energy-like invariant and the Kirchhoff index''	4
The algebra generated by nilpotent elements in a matrix centralizer	4
On solutions of matrix equation ${AX=B}$ over a Bezout domain	4
The maximal angle between 5×5 positive semidefinite and 5×5 nonnegative matrices	4
New sufficient conditions for subdirect sums of Nekrasov matrices	3
On the rank of m×2×2 and m×3×2 tensors over arbitrary fields	3
Eigenvalues for stochastic matrices with a prescribed stationary distribution	3
Schur functions and immanantal identities	3
The non-symmetric strong multiplicity property for sign patterns	3
Flag-shaped blockers of 123-avoiding permutation matrices	3
On condition numbers of quaternion matrix inverse and quaternion linear systems with multiple right-hand sides	3
The vertex connectivity and the third largest eigenvalue in regular (multi-)graphs	3
Accurate computations with totally positive matrices applied to the computation of Gaussian quadrature formulae	3
New results on $M$-matrices, $H$-matrices and their inverse classes	3
Concave function inequalities for sum of matrices	2
Extremal spectral radii of uniform supertrees	2
Adapted AZNN methods for time-varying and static matrix problems	2
Kronecker products of Perron similarities	2

Sign patterns of rational matrices with large rank II	2
Spectral conditions for rainbow matchings of bipartite graphs	2
Probabilistic zero forcing with vertex reversion	2
Trees with maximum sum of the two largest Laplacian eigenvalues	2
Multiplicativity of permanents over matrix semirings	2
Flat portions on the boundary of the numerical range of a 5 × 5 companion matrix	2
Lyapunov-like transformations on the tensor product of nuclear pairs of proper cones	2
A note on the boundary of the Birkhoff-James ε-orthogonality sets	2
An extension of the Perron-Frobenius theory to arbitrary matrices and cones	2
Semipositivity with respect to the Lorentz cone	1
Alternating sign and sign-restricted matrices: representations and partial orders	1
The Hamiltonian extended Krylov subspace method	1
On $m$-th roots of nilpotent matrices	1
The maximum spectral radius of graphs with a large core	1
Upper bounds on the algebraic connectivity of graphs	1
A new weighted spectral geometric mean and properties	1
Strong cospectrality and twin vertices in weighted graphs	1
Semirings in which the permanent of invertible matrices is multiplicative	1
Minimal rank weighted weak Drazin inverses	1
Linear maps that preserve parts of the spectrum on pairs of similar matrices	1
Matrices having nonzero outer inverses	1
Simple necessary conditions for Hadamard factorizability of Hurwitz polynomials	1
Majorization inequalities via convex functions	1
The products of involutions in a matrix centralizer	1
Characterizations of complex P-matrices	1
Characterization of invariant subspaces for a nilpotent linear operator that admit complementary invariant subspaces	1
Generalized Standard Triples for Algebraic Linearizations of Matrix Polynomials	1
The matrix inverse Young inequality	1
Numerical range for weighted Moore-Penrose inverse of tensor	1
Multi-alternating sign matrices	1
A note on semiscalar equivalence of polynomial matrices	1
Fillmore's theorem and sums of nilpotent quaternion matrices	1
Inverse of the squared distance matrix of a complete multipartite graph	1
A note on commuting additive maps on rank k symmetric matrices	1
A new method to improve the efficiency and accuracy of incremental singular value decomposition	1
Commuting additive maps on upper triangular and strictly upper triangular infinite matrices	1
Positive and negative square energies of graphs	1
Near-bipartite Leonard pairs	1
Principal eigenvectors in hypergraph Turán problems	1
Token graphs of Cayley graphs as lifts	1
The allow sequence of distinct eigenvalues for a sign pattern	1
A note on bounds for eigenvalues of nonsingular H-tensors	1
The Graham-Hoffman-Hosoya-type theorems for the exponential distance matrix	1
On the numerical range of Kac-Sylvester matrices	1
Relation between the row left rank of a quaternion unit gain graph and the rank of its underlying graph	1
Versal deformations: a tool of linear algebra	1
Reverse order law and forward order law for the (b, c)-inverse	1
Graph products that allow two distinct eigenvalues	1
Inverse eigenvalue and related problems for hollow matrices described by graphs	1
Preservers of the p-power and the Wasserstein means on 2x2 matrices	1